Invasive Species
Plants
Common buckthorn: Rhamnus cathartica
Common Reed: Phragmites australis
Garlic Mustard: Alliaria petiolata
GIANT HOGWEED: Heracleum mantegazzianum
Japanese Barberry: Berberis thunbergii
Japanese knotweed: Polygonum cuspidatum
Kudzu (Pueraria montana) — Kudzu has entered southern sections of NYS and southern Ontario.
Mile-A-Minute Weed: Polygonum perfoliatum
Multiflora rose: Rosa multiflora
New York Invasive Species Information — NYS Invasive species Clearinghouse includes plants, insects & animals.
Northeastern Invasive Species — USDA extensive list of invasive plant species, some of which are listed below. Key words: invasive plants.
Insects & Diseases
Asian Longhorned Beetle — Links to USDA pdf.
Emerald ash borer and look-alikes — Graphics.
Gypsy Moth — From USDA.
Hemlock Woolly Adelgid — Leads to USDA publication pdf.
Spruce Budworm — From USDA.